If it pulls back, house prices could resume their slide, triggering more foreclosures and losses for Banks.

如果美联储收手，房价可能再度滑坡，引发更多止赎，银行也会承受更多损失。

youdao

In outer space, where the pull of the earth's gravity is weakened, if a rocket is moving, it will continue to move until something else pushes against it or pulls it back.

在外部空间，地球重力减弱，如果有一火箭在运行，那么它将继续运转，直到另有一物推它或拉它为止。

youdao

If he pulls it off he will restore party unity, see off the threat of UKIP, put Labour on the back foot and secure a relationship with the EU which is no longer a political nightmare for him and his party.

BBC: David Cameron speech: UK and the EU